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## Question

### Solution

Correct option is

1

.

#### SIMILAR QUESTIONS

Q1

Let A be an orthogonal non-singular matrix of order n, then  is equal to :

Q2

A’ is any square matrix, then det  is equal to :

Q3

represent the sides of a triangleABC, then  is equal to :

Q4

:

Q5

If abc are the sides of a ΔABC opposite to angle ABC respectively, then

:

Q6

The value of  lying between  and satisfying the equation

:

Q7

.

has a non-zero solution, then value of

Q8

If a determinate of  is formed by using the number 1 or –1 then minimum value of determinant is :

Q9

A and B are square matrices and A is non-singular matrix,  :

Q10

The value of  such that the system x – 2y + z = –4, 2x – y + 2z = 2,  has no solution is :